store 
Deep Groove Ball Bearings: The Industry Default and When to Reach for Something Else
If you pulled a bearing off general industrial equipment at random, there’s a good chance
Availability:
1 in stock
NTN UCP308D1 two-bolt cast iron pillow block unit, 40 mm bore, set-screw locking, nitrile contact seals, 170 mm bolt centres, 60 mm shaft centre height.
List Price
$52.71
1 in stock
On the Shelf & Ready to Ship
On all orders
No Risk, No Hassle
| MFR / Brand | NTN |
|---|---|
| MPN | UCP308D1 |
| GTIN | 4547359001723 |
| OD | 90 mm (3.5430 in) |
| Type | Pillow Block Bearing |
|---|---|
| Base Number | UCP308 |
| Industry Terms | Pillow block, plummer block, mounted ball bearing unit |
| Application Types | Conveyors, fans, agricultural drives, material handling shafting |
| Overall Width | 27 mm (1.0630 in) outer ring |
| Bore Shaft Size | 40 mm (1.5750 in) |
| Housing Style | Two-Bolt Pillow Block |
| Locking Method | Two Set Screws |
| Replacement Insert | UC308D1 |
| Mpn Variants | UCP308D1, UCP 308 D1, UCP308, UC308D1, P308D1 |
| Precision Class | ISO Class 0 |
| Material | Cast Iron Housing, Chrome Steel Insert |
| Min Temp | -40 °C |
| Dynamic Load Rating | 40,500 N |
| Static Load Rating | 24,000 N |
| Series | UCP/UCPX 300 Series |
| Rolling Elements | Balls, Through-Hardened Steel |
| Max Temp | 120 °C |
| Bearing Type | Mounted Ball Bearing Pillow Block Unit |
| Item Weight | 3.200 kg (7.06 lb) |
| Limiting Speed | 3,550 rpm grease |
| Expansion Type | Non-Expansion |
| Part Number | UCP308D1 |
| Mounting Type | Two-Bolt Base Mount |
NTN UCP308D1 mounted ball bearing unit: a UC308D1 insert in a P308D1 two-bolt pillow block housing. Housing Style: Two-Bolt Pillow Block. Bore / Shaft Size: 40 mm (1.5750 in). Bore Type: Cylindrical. Locking Method: Two set screws in the extended inner ring. Housing Material: Cast Iron. Housing Construction: One piece. Performance Class: Heavy duty. End Type: Open. Unit Quantity: 1 Pc.
UCP — pillow block unit with a two-bolt base and a set-screw insert.
308 — size 308 insert, 40 mm bore, 90 mm outside diameter.
D1 — NTN’s designation for the standard cast-iron, set-screw, nitrile-sealed execution of this unit.
Insert Part Number: UC308D1. Housing Number: P308D1. Outside Diameter: 90 mm (3.5430 in). Inner Ring Width: 52 mm (2.0470 in). Outer Ring Width: 27 mm (1.0630 in). Internal Clearance: CN. Cage Material: Pressed Steel. Ball Material: Through-hardened steel. Precision Rating: ISO Class 0. Seal Type: Contact. Seal Material: Nitrile Rubber. Expansion Type: Non-expansion. Dynamic Load Rating: 40.5 kN (9,105 lbf). Static Load Rating: 24.0 kN (5,395 lbf). Rotational Speed, Maximum: 3,550 RPM on grease. Operating Temperature Range: −40 to 120 °C (−40 to 250 °F). Item Weight: 3.200 kg (7.06 lb). Relubrication Feature: Outer ring relubricatable. Series: UCP/UCPX 300 series. Country of Origin: Japan. GTIN: 4547359001723.
Bolt Hole Centres: 170 mm (6.6875 in). Bolt Hole Width: 17 mm (0.6562 in). Bolt Hole Length: 27 mm (1.0625 in). Base to Shaft Centre Height: 60 mm (2.3594 in). Overall Length: 220 mm (8.6562 in). Housing Width: 60 mm (2.3750 in). Total Height: 116 mm (4.5625 in). Base Thickness: 22 mm (0.8750 in). The outer ring is spherical and self-aligning in the housing seat.
Replacement insert: UC308D1. Housing number: P308D1. Also written UCP308D1, UCP 308 D1, UCP308, UC308D1 and P308D1.
A 40 mm (1.5750 in) shaft.
170 mm (6.6875 in) between bolt holes.
By two set screws in the extended inner ring.
$43.38
64 in stock
$141.11
255 in stock
$61.18
97 in stock
$141.11
255 in stock
If you pulled a bearing off general industrial equipment at random, there’s a good chance
A faster way to search our bearing inventory Today we’re launching the Central Surplus Bearing
When an HMI panel goes dark or a PLC module stops communicating, the machine it
Our team can locate, cross-reference, and source all parts.
Our team can locate, cross-reference, and source all parts.
Sort
Brand
Price
MPN
Categories
